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Commit dbe1420b authored by Petr Štetiar's avatar Petr Štetiar Committed by Dmitry Torokhov
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Input: usbtouchscreen - add support for ET&T TC5UH touchscreen controller 

This patch adds support for the ET&T TC5UH 5-wire USB touchscreen controller.
More info at http://www.etandt.com.tw/board_solution.html



Signed-off-by: default avatarPetr Štetiar <ynezz@true.cz>
Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
parent dadaae37

drivers/input/touchscreen/Kconfig

+5 −0
Original line number Diff line number Diff line
@@ -520,6 +520,11 @@ config TOUCHSCREEN_USB_ZYTRONIC 
	bool "Zytronic controller" if EMBEDDED

	depends on TOUCHSCREEN_USB_COMPOSITE



config TOUCHSCREEN_USB_ETT_TC5UH

	default y

	bool "ET&T TC5UH touchscreen controler support" if EMBEDDED

	depends on TOUCHSCREEN_USB_COMPOSITE



config TOUCHSCREEN_TOUCHIT213

	tristate "Sahara TouchIT-213 touchscreen"

	select SERIO

drivers/input/touchscreen/usbtouchscreen.c

+29 −0
Original line number Diff line number Diff line
@@ -132,6 +132,7 @@ enum { 
	DEVTYPE_JASTEC,

	DEVTYPE_E2I,

	DEVTYPE_ZYTRONIC,

	DEVTYPE_TC5UH,

};



#define USB_DEVICE_HID_CLASS(vend, prod) \
@@ -217,6 +218,10 @@ static struct usb_device_id usbtouch_devices[] = { 
	{USB_DEVICE(0x14c8, 0x0003), .driver_info = DEVTYPE_ZYTRONIC},

#endif



#ifdef CONFIG_TOUCHSCREEN_USB_ETT_TC5UH

	{USB_DEVICE(0x0664, 0x0309), .driver_info = DEVTYPE_TC5UH},

#endif



	{}

};
@@ -554,6 +559,19 @@ static int irtouch_read_data(struct usbtouch_usb *dev, unsigned char *pkt) 
}

#endif



/*****************************************************************************

 * ET&T TC5UH part

 */

#ifdef CONFIG_TOUCHSCREEN_USB_ETT_TC5UH

static int tc5uh_read_data(struct usbtouch_usb *dev, unsigned char *pkt)

{

	dev->x = ((pkt[2] & 0x0F) << 8) | pkt[1];

	dev->y = ((pkt[4] & 0x0F) << 8) | pkt[3];

	dev->touch = pkt[0] & 0x01;



	return 1;

}

#endif



/*****************************************************************************

 * IdealTEK URTC1000 Part
@@ -844,6 +862,17 @@ static struct usbtouch_device_info usbtouch_dev_info[] = { 
		.irq_always     = true,

	},

#endif



#ifdef CONFIG_TOUCHSCREEN_USB_ETT_TC5UH

	[DEVTYPE_TC5UH] = {

		.min_xc		= 0x0,

		.max_xc		= 0x0fff,

		.min_yc		= 0x0,

		.max_yc		= 0x0fff,

		.rept_size	= 5,

		.read_data	= tc5uh_read_data,

	},

#endif

};